AD 48-09-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8 | Airworthiness Directives; LUSCOMBE Model 8 Series Airplanes |
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8A | Airworthiness Directives; LUSCOMBE Model 8 Series Airplanes |
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8B | Airworthiness Directives; LUSCOMBE Model 8 Series Airplanes |
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8C | Airworthiness Directives; LUSCOMBE Model 8 Series Airplanes |
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8D | Airworthiness Directives; LUSCOMBE Model 8 Series Airplanes |
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8E | Airworthiness Directives; LUSCOMBE Model 8 Series Airplanes |
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8F | Airworthiness Directives; LUSCOMBE Model 8 Series Airplanes |
| aircraft | Don Luscombe Aviation History Foundation, Inc. | T-8F | Airworthiness Directives; LUSCOMBE Model 8 Series Airplanes |
Unsafe Condition
The Kollsman Airspeed Baffle LAC P/N 181112 causes inaccurate airspeed readings ranging from approximately +6 mph at stall to +15 mph at minimum trim speed.
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Required Actions
Remove the small baffle LAC P/N 181112 attached to the fuselage at the airspeed static tube opening to obtain more accurate airspeed readings.
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Compliance Time
April 1, 1948
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Affected Aircraft
LUSCOMBE Model 8 Series Airplanes below serial number 5682 equipped with Kollsman Airspeed Instruments.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Kollsman Airspeed Baffle
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_48-09-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 48-09-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; LUSCOMBE Model 8 Series Airplanes Subject: Kollsman Airspeed Baffle Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Don Luscombe Aviation History Foundation, Inc. Model: 8 | 8A | 8B | 8C | 8D | 8E | 8F | T-8F Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 48-09-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 48-09-03 SUBJECT HEADING: Airworthiness Directives; LUSCOMBE Model 8 Series Airplanes ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 48-09-03 LUSCOMBE: Applies to Model 8 Series Airplanes Below Serial Number 5682 Equipped With Kollsman Airspeed Instruments. Compliance required by April 1, 1948. To obtain more accurate airspeed readings remove small baffle LAC P/N 181112, which is attached to the fuselage at the airspeed static tube opening. Installation of this baffle provides inaccurate airspeed readings ranging from approximately +6 m.p.h. at stall to approximately +15 m.p.h. at minimum trim speed. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_48-09-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 48-09-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; LUSCOMBE Model 8 Series Airplanes Subject: Kollsman Airspeed Baffle Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Don Luscombe Aviation History Foundation, Inc. Model: 8 | 8A | 8B | 8C | 8D | 8E | 8F | T-8F Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 48-09-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 48-09-03 SUBJECT HEADING: Airworthiness Directives; LUSCOMBE Model 8 Series Airplanes ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 48-09-03 LUSCOMBE: Applies to Model 8 Series Airplanes Below Serial Number 5682 Equipped With Kollsman Airspeed Instruments. Compliance required by April 1, 1948. To obtain more accurate airspeed readings remove small baffle LAC P/N 181112, which is attached to the fuselage at the airspeed static tube opening. Installation of this baffle provides inaccurate airspeed readings ranging from approximately +6 m.p.h. at stall to approximately +15 m.p.h. at minimum trim speed. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.
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